Big Buttonwillow Lake

Merced County, CA

GOConfidence · Medium
Best bite window
The highlighted window has passed. This read is still based on the latest cached weather; use the 7-Day forecast below for the next window.
Main reason
dry conditions across the window

GO on Big Buttonwillow Lake — light winds and steady pressure trend for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Fri · Jul 24, 4 AM → 8 AM (America/Los_Angeles)

Full read

The latest cached fishing-weather read for Big Buttonwillow Lake in Merced County, CA is GO. Its highlighted window has passed, so use the 7-day forecast below for the next available window. The main factor in its favor was dry conditions across the window. Its cached forecast evidence included wind near 5 mph out of the northwest, gusting to 11 mph; surface pressure near 1012 hPa on a steady trend; 0.00 inches of rain; and air temperature near 61 °F with clear dominant. Confidence in this cached read is medium; it was generated July 23, 2026, 11:19 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED July 23, 2026, 11:19 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
5mph

NW · gust 11

Rain / Weather
0in

Clear

Temp
61°F

16°C · hum 87%

Pressure
29.88inHg

Steady

7-Day Fishing Forecast

One read per day — the bite call, the window, the weather behind it

  1. Thu · Jul 23
    Window passed
    GO
    Dry conditions across the window
    95° / 59°F
    5 mph · NWgust 16
    0.00 in
    ↓ -2.0 hPa
  2. Fri · Jul 24
    4 AM → 8 AM
    GO
    Dry conditions across the window
    99° / 61°F
    5 mph · NWgust 19
    0.00 in
    ↓ -2.2 hPa
  3. Sat · Jul 25
    4 AM → 8 AM
    GO
    Dry conditions across the window
    104° / 63°F
    8 mph · NWgust 22
    0.00 in
    ↓ +0.2 hPa
  4. Sun · Jul 26
    4 AM → 8 AM
    GO
    Dry conditions across the window
    108° / 64°F
    7 mph · NWgust 22
    0.00 in
    ↓ +0.8 hPa
  5. Mon · Jul 27
    4 AM → 8 AM
    GO
    Dry conditions across the window
    108° / 66°F
    7 mph · NWgust 22
    0.00 in
    ↓ -1.8 hPa
  6. Tue · Jul 28
    4 AM → 8 AM
    GO
    Dry conditions across the window
    108° / 64°F
    8 mph · NWgust 19
    0.00 in
    ↓ -3.1 hPa
  7. Wed · Jul 29
    8 AM → 12 PM
    GO
    Dry conditions across the window
    106° / 64°F
    7 mph · NWgust 22
    0.00 in
    ↓ +0.4 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+3.5 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
8 mph · gust 22 · NW
Temperature
Cooler
-0.7°F over 72h100–64°F range

Weather-only read. Confidence is capped until local water data or feedback exists.

Nearby waters

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read.

Big Buttonwillow Lake Fishing Forecast - 7-Day Windows (CA)